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* [PATCH] net/i40e: fix missing support for RSS IPv4
@ 2025-07-05 21:54 Dhanya Pillai
  0 siblings, 0 replies; only message in thread
From: Dhanya Pillai @ 2025-07-05 21:54 UTC (permalink / raw)
  To: Bruce Richardson, Kirill Rybalchenko, Ferruh Yigit
  Cc: dev, Dhanya Pillai, stable

Currently, i40e driver is missing support for RTE_ETH_RSS_IPV4
flag. Configuring rss function to RTE_ETH_RSS_IPV4 returns
invalid rss hash function value.

Fixes: a286ebeb0714 ("net/i40e: add dynamic mapping of SW flow types to HW pctypes")
Cc: stable@dpdk.org

Signed-off-by: Dhanya Pillai <dhanya.r.pillai@intel.com>
---
 drivers/net/intel/i40e/i40e_rxtx.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/intel/i40e/i40e_rxtx.c b/drivers/net/intel/i40e/i40e_rxtx.c
index 0b06130fe5..aba3c11ee5 100644
--- a/drivers/net/intel/i40e/i40e_rxtx.c
+++ b/drivers/net/intel/i40e/i40e_rxtx.c
@@ -3657,6 +3657,8 @@ i40e_set_default_pctype_table(struct rte_eth_dev *dev)
 	ad->flow_types_mask = 0ULL;
 	ad->pctypes_mask = 0ULL;
 
+	ad->pctypes_tbl[RTE_ETH_FLOW_IPV4] =
+				(1ULL << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER);
 	ad->pctypes_tbl[RTE_ETH_FLOW_FRAG_IPV4] =
 				(1ULL << I40E_FILTER_PCTYPE_FRAG_IPV4);
 	ad->pctypes_tbl[RTE_ETH_FLOW_NONFRAG_IPV4_UDP] =
-- 
2.43.0


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